michelle obama, secretary leon panetta, and general martin dempsey, and mrs. didi dempsey will pay special tribute to the lives lost at the pentagon and on american airlines flight 77 on september 11th, 2001. by placing a wreath at the zero age line of the pentagon memorial. [playing of "taps"] [background noises] [background sounds] [background sounds] >> please direct your attention to the pentagon memorial flagpole to your right in honor of patriot day and in remembrance of the 184 lives lost at the pentagon. the flag is flying at half-staff. ladies and gentlemen, the national anthem of the united states. [playing of "the star-spangled banner"] ♪ . >> ladies and gentlemen, the united states army chief of chaplains, major general donald rutherford. >> let us pray. oh, god, our refuge in strength, our every present help in trouble, remember the events of september 11th, 2001, we pray for all those who grief today. for those who witnessed and survived the attacks, those who came to rescue, to save and protect, for all the souls who were lost, remembering esp